{"product_id":"ls3-l92-l99-l76-efi-intake-manifold-fuel-rails","title":"EVIL ENERGY LS3 L92 L99 L76 EFI Intake Manifold with Fuel Rails","description":"\u003cp\u003e---!@!start!@!---Specifications---!@!end!@!---\u003c\/p\u003e\n\u003ch2\u003eIntake Manifold Product Details\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; height: 920.906px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 19.5938px;\"\u003eBrand\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 19.5938px;\"\u003eEVIL ENERGY\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 19.5938px;\"\u003ePart Number\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 19.5938px;\"\u003e300136 \/ 300-136\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 19.5938px;\"\u003eProduct Name\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 19.5938px;\"\u003eLS3 L92 L99 L76 EFI Intake Manifold with Fuel Rails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 39.1875px;\"\u003eApplication Focus\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 39.1875px;\"\u003eLS intake manifold for compatible rectangular port LS3, L92, L99, and L76 EFI performance builds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 39.1875px;\"\u003eIntake Category\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 39.1875px;\"\u003eLS EFI intake manifold \/ rectangular port intake manifold \/ intake manifold with fuel rails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 19.5938px;\"\u003eManifold Type\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 19.5938px;\"\u003eSingle Plane \/ Hybrid Performance Intake Manifold\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 39.1875px;\"\u003eFuel System Compatibility\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 39.1875px;\"\u003eEFI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.7812px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 58.7812px;\"\u003ePort Compatibility\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 58.7812px;\"\u003eDesigned for LS3\/L92\/L99\/L76 style rectangular port cylinder heads. Not intended for LS1, LS2, or LS6 cathedral port cylinder heads unless the engine has been converted to compatible rectangular port heads.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.7812px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 58.7812px;\"\u003eEFI Setup Note\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 58.7812px;\"\u003eFuel rails are included. Confirm injector length, fuel line fittings, regulator setup, MAP\/IAT sensor placement, throttle body compatibility, ECU control, and tuning requirements before installation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 19.5938px;\"\u003eIntake Style\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 19.5938px;\"\u003eOriginal-style intake \/ modified elbow and performance LS EFI layout\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 39.1875px;\"\u003eRPM Range\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 39.1875px;\"\u003ePeak torque: approx. 3,500 - 5,500 RPM; peak horsepower: approx. 6,000 - 7,200 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 19.5938px;\"\u003eMaterial\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 19.5938px;\"\u003eCast Aluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 19.5938px;\"\u003eColor \/ Variant\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 19.5938px;\"\u003eSilver\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 39.1875px;\"\u003eCompatible Engine Family\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 39.1875px;\"\u003eGM LS Gen III engines equipped with LS3\/L92\/L99\/L76 style rectangular port cylinder heads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 39.1875px;\"\u003eCompatible Engines\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 39.1875px;\"\u003eSmall-Block Gen IV LS3 376 cid (6.2L); L99 376 cid (6.2L); L92 376 cid (6.2L); L76 364 cid (6.0L)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 78.375px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 78.375px;\"\u003eFitment Note\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 78.375px;\"\u003eThis LS engine intake manifold is intended for compatible rectangular port LS applications and should not be assumed to fit cathedral port LS1\/LS2\/LS6 heads, Gen V LT engines, Small Block Chevy, Big Block Chevy, or unrelated engine families.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 293.906px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 293.906px;\"\u003eCompatible Vehicles\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 293.906px;\"\u003eChevrolet Corvette C6 Base (2008-2013, LS3 applications)\u003cbr\u003eChevrolet Camaro SS Fifth Gen Manual (2010-2015, LS3 applications)\u003cbr\u003ePontiac G8 GXP (2009, LS3 applications)\u003cbr\u003eHolden HSV E3 \/ Gen-F Performance Models (2013-2017, LS3 applications)\u003cbr\u003eChevrolet Camaro SS Fifth Gen Automatic (2010-2015, L99 applications)\u003cbr\u003eCadillac Escalade \/ Escalade ESV GMT900 (2007-2014, L92 applications)\u003cbr\u003eGMC Yukon Denali \/ Denali XL (2007-2014, L92 applications)\u003cbr\u003eChevrolet Suburban LTZ (2007-2014, L92 applications)\u003cbr\u003eChevrolet Silverado 1500 High-End Trims (2007-2009, L92 applications)\u003cbr\u003eGMC Sierra 1500 High-End Trims (2007-2009, L92 applications)\u003cbr\u003eHolden VE \/ VF Commodore SS (2008-2017, L76 applications)\u003cbr\u003eHolden WM \/ WN Caprice (L76 applications)\u003cbr\u003eChevrolet Caprice PPV (L76 applications)\u003cbr\u003ePontiac G8 GT (2008-2009, select L76 applications)\u003cbr\u003eChevrolet SSR Final-Year Applications (2005-2006, select L76 applications)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 19.5938px;\"\u003eDimensions\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 19.5938px;\"\u003e17.15 in (L) x 13.33 in (W) x 4.83 in (H) \/ 435.55 mm x 338.6 mm x 122.57 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 39.1875px;\"\u003eBest Use\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 39.1875px;\"\u003ePerformance street cars, muscle cars, drift builds, track-day LS platforms, and EFI rectangular port LS upgrades\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e---!@!start!@!---Description---!@!end!@!---\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"EVIL ENERGY LS3 L92 L99 L76 EFI intake manifold with fuel rails for rectangular port LS engines\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/EVIL_ENERGY_LS3_L92_L99_L76_EFI_Intake_Manifold_with_Fuel_Rails-silver-7.15-a1.webp?v=1784181315\"\u003e\u003c\/p\u003e\n\u003ch2\u003eEVIL ENERGY LS Rectangular Port EFI Intake Manifold with Fuel Rails\u003c\/h2\u003e\n\u003cp\u003eIf your rectangular port LS build needs a cleaner EFI intake setup, included fuel rails, or more airflow support than an older factory-style manifold can provide, the \u003cstrong\u003eEVIL ENERGY LS EFI intake manifold\u003c\/strong\u003e gives builders a cast aluminum option for compatible LS3, L92, L99, and L76 engines. Its approximate torque and horsepower ranges are aimed at performance street cars, muscle cars, drift builds, track-day platforms, and LS projects where the camshaft, heads, exhaust, fuel system, and tuning are matched.\u003c\/p\u003e\n\u003cp\u003eThis \u003cstrong\u003eLS intake manifold\u003c\/strong\u003e is designed for compatible rectangular port cylinder heads and EFI fuel delivery. It is a practical option for builders replacing an older \u003cstrong\u003eLS3 intake manifold\u003c\/strong\u003e, planning an \u003cstrong\u003eintake manifold with fuel rails\u003c\/strong\u003e upgrade, or choosing a \u003cstrong\u003erectangular port intake manifold\u003c\/strong\u003e for a performance-focused LS engine setup.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Always verify cylinder head port shape, intake bolt pattern, injector length, fuel rail fitting size, throttle body setup, MAP\/IAT sensor placement, hood clearance, accessory clearance, and ECU tuning requirements before ordering. This manifold is intended for LS3\/L92\/L99\/L76 style rectangular port heads and should not be assumed to fit LS1, LS2, or LS6 cathedral port heads.\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"LS rectangular port EFI intake manifold for compatible LS3 L92 L99 and L76 applications\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/EVIL_ENERGY_LS3_L92_L99_L76_EFI_Intake_Manifold_with_Fuel_Rails-silver-7.15-a2.webp?v=1784181329\"\u003e\u003c\/p\u003e\n\u003ch2\u003eVehicle and Engine Fitment\u003c\/h2\u003e\n\u003cp\u003eThis \u003cstrong\u003eLS engine intake manifold\u003c\/strong\u003e is designed for GM LS engines equipped with \u003cstrong\u003eLS3, L92, L99, or L76 style rectangular port cylinder heads\u003c\/strong\u003e. Common LS3 applications include Chevrolet Corvette C6 Base models, manual fifth-generation Camaro SS models, Pontiac G8 GXP, and Holden HSV E3 \/ Gen-F performance platforms. L99 applications include automatic fifth-generation Camaro SS models. L92 applications include Cadillac Escalade, GMC Yukon Denali, Chevrolet Suburban LTZ, Silverado 1500, and Sierra 1500 high-end trims. L76 applications include Holden VE \/ VF Commodore SS, Holden Caprice, Chevrolet Caprice PPV, and Pontiac G8 GT platforms.\u003c\/p\u003e\n\u003cp\u003eVehicle names are provided as reference examples only. Engine swaps, cylinder head changes, cathedral port versus rectangular port differences, injector selection, throttle body setup, accessory clearance, hood clearance, and calibration requirements can affect final fitment. Before installation, confirm that your engine, cylinder heads, and EFI setup match this \u003cstrong\u003eLS EFI intake manifold\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"EVIL ENERGY LS EFI intake manifold with fuel rails for LS3 L92 L99 L76 rectangular port builds\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/EVIL_ENERGY_LS3_L92_L99_L76_EFI_Intake_Manifold_with_Fuel_Rails-silver-7.15-a3.webp?v=1784181340\"\u003e\u003c\/p\u003e\n\u003ch2\u003eKey Features - EVIL ENERGY LS EFI Intake Manifold\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRectangular Port LS Fitment:\u003c\/strong\u003e Designed for compatible LS3, L92, L99, and L76 style rectangular port cylinder head applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNot for Cathedral Port LS Heads:\u003c\/strong\u003e This manifold should not be assumed to fit LS1, LS2, or LS6 cathedral port cylinder heads unless the engine has been converted to compatible rectangular port heads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEFI Fuel Rails Included:\u003c\/strong\u003e The included fuel rails support the EFI intake setup. Confirm injector length, O-ring size, fitting size, regulator setup, fuel pressure, and line routing before installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance LS Intake Layout:\u003c\/strong\u003e The single plane \/ hybrid layout supports airflow demand for matched LS combinations where mid-range response and upper-RPM breathing are both part of the build goal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApproximate RPM Window:\u003c\/strong\u003e Listed around 3,500-5,500 RPM for peak torque and 6,000-7,200 RPM for peak horsepower, depending on the full engine combination.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCast Aluminum Construction:\u003c\/strong\u003e The cast aluminum body provides a durable intake platform for compatible EFI rectangular port LS performance builds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLS Swap and Performance Build Support:\u003c\/strong\u003e A practical \u003cstrong\u003eLS intake manifold with fuel rails\u003c\/strong\u003e option for performance street cars, muscle cars, drift builds, track-day platforms, and rectangular port LS swaps.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePackage Contents and Installation Checklist\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eEVIL ENERGY Intake Manifold, Part No. 300136 \/ 300-136 x 1\u003c\/th\u003e\n\u003ctd\u003eOne EVIL ENERGY LS3\/L92 EFI intake manifold for compatible GM rectangular port LS engines.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEFI Fuel Rails x 1 Set\u003c\/th\u003e\n\u003ctd\u003eIncludes matching fuel rails for the LS EFI intake manifold setup. Confirm injector, fuel line, fitting, regulator, and fuel pressure compatibility with your build before final installation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInstallation Hardware Kit x 1\u003c\/th\u003e\n\u003ctd\u003eIncludes mounting hardware and installation accessories. Confirm the hardware against your engine, cylinder heads, intake gaskets, EFI system, sensors, and accessory setup before final installation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eBefore Installation, Check These Items\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConfirm that your engine uses LS3, L92, L99, or L76 style rectangular port cylinder heads.\u003c\/li\u003e\n\u003cli\u003eDo not assume compatibility with LS1, LS2, or LS6 cathedral port cylinder heads.\u003c\/li\u003e\n\u003cli\u003eVerify intake port alignment, bolt pattern, gasket compatibility, and cylinder head configuration.\u003c\/li\u003e\n\u003cli\u003eConfirm injector length, injector O-ring style, fuel rail fitting size, regulator setup, and fuel pressure requirements.\u003c\/li\u003e\n\u003cli\u003eCheck throttle body compatibility, MAP\/IAT sensor placement, vacuum ports, PCV routing, and brake booster vacuum needs.\u003c\/li\u003e\n\u003cli\u003eCheck hood clearance, accessory bracket clearance, fuel line routing, wiring clearance, and surrounding engine-bay space.\u003c\/li\u003e\n\u003cli\u003eUse suitable intake gaskets and follow the proper torque sequence during installation.\u003c\/li\u003e\n\u003cli\u003eEFI intake manifold changes may require ECU calibration or tuning adjustments depending on the engine combination.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg alt=\"LS3 L92 L99 L76 rectangular port EFI intake manifold with fuel rails for performance LS builds\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/EVIL_ENERGY_LS3_L92_L99_L76_EFI_Intake_Manifold_with_Fuel_Rails-silver-7.15-a4.webp?v=1784181357\"\u003e\u003c\/p\u003e\n\u003ch2\u003eWhy Choose This LS Rectangular Port EFI Intake Manifold?\u003c\/h2\u003e\n\u003cp\u003eThis \u003cstrong\u003eLS rectangular port EFI intake manifold\u003c\/strong\u003e is designed for builders who want an EFI-ready intake option for compatible LS3, L92, L99, and L76 cylinder head combinations. For many LS performance builds, port shape, injector compatibility, fuel rail setup, throttle body selection, MAP\/IAT sensor location, ECU control, exhaust, and gearing all matter when choosing the right manifold.\u003c\/p\u003e\n\u003cp\u003eFor Corvette, Camaro SS, Escalade, Yukon Denali, Suburban, G8, Holden, Caprice, or LS-swapped projects using compatible \u003cstrong\u003eLS3\/L92\/L99\/L76 rectangular port heads\u003c\/strong\u003e, this \u003cstrong\u003eEVIL ENERGY LS EFI intake manifold\u003c\/strong\u003e provides a practical intake solution for street performance, drift, track-day, and performance EFI applications. Final results depend on the full engine combination, injector selection, fuel system, camshaft, exhaust, ignition timing, ECU tuning, and installation quality.\u003c\/p\u003e","brand":"EVIL ENERGY","offers":[{"title":"Silver","offer_id":46202033799304,"sku":"EVBUH0007004","price":219.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/EVILENERGYLS3L92L99L76EFIIntakeManifoldwithFuelRails-silver-7.15-m1.webp?v=1784181377","url":"https:\/\/www.ievilenergy.com\/products\/ls3-l92-l99-l76-efi-intake-manifold-fuel-rails","provider":"EVILENERGY","version":"1.0","type":"link"}